package day04;

import java.time.chrono.MinguoChronology;

public class WhileDemo {
    public static void main(String[] args) {
        int count=0;

        Integer count55=Integer.valueOf(count);
        count55=null;
        System.out.println(count+"_"+count55);
        String s="sdsd";
        s=null;
        while (count<3){
            count++;
            System.out.println("跑了"+count+"圈");

        }

        for(int count1=1;count1<4;count1++){


            System.out.println("跑了"+count1+"圈");
        }

    }
}
